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Search: id:A119036
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| A119036 |
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Numbers n such that the n-th triangular number contains only digits {0,1,3}. |
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+0
3
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| 1, 2, 4, 24, 77, 141, 778, 1421, 1435, 1620, 14220, 15035, 45453, 148533, 148546, 249122, 471404, 791597, 4497399, 2580747997, 47180737658, 148411814220, 244989930458, 447283652733, 1422190795997, 2581981034024
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